[Maths] Sequences 03
- 1. SEQUENCES & SERIES Miguel P辿rez Fontenla, Nov 2009
- 2. 1,2,3,4,5,..... ...6,7,8,...... Natural numbers
- 3. 2,4,6,8,..... ...10,12,14...... Even numbers
- 4. 1,3,5,7,..... ...9,11,13...... Odd numbers
- 5. 4,7,10,13,..... ...16,19,22...... Multiple of three plus one
- 6. 2,4,8,16,..... ...32,64,128..... Powers of two
- 8. 1,3,9,27,..... ...81,243,..... Powers of three
- 9. 2,5,10,17,..... ...26,37,..... n squared plus one
- 10. 1,8,27,64,..... ...125,216,..... n cubed
- 11. 2,6,12,20,..... ...56,72,90,..... n multiplied by n minus one
- 12. two times n minus three divided by two
- 13. -1,1,-1,1,..... ...-1,1,-1,1,..... minus one to the power of n
- 14. 1,-1,1,-1,..... ...1,-1,1,-1,..... minus one to the power of n plus one
- 15. two times n divided by two times n minus one
- 16. and.... Other series not so easy
- 18. 1,1,2,3,5..... ...8,13,21,..... Fibonacci Sequence
- 19. 81,27,9,..... ...3,1,1/3,..... on divided by 3 to the power of n minus five
- 20. 2,3,5,7,11,..... ...13,17,19,23..... prime numbers
- 21. 0,1,4,6,8,9,10,..... ...12,14,15,16..... no prime numbers
- 22. 2,-4,6,-8..... ...10,-12,14,... minus one to the power of n plus one multiplied by two times n
- 23. two thirds to the power of n minus five
- 24. two tine 2 squared to the power of n minus one divided by four
- 25. and now.... Funny series
- 26. a,b,d,g,k..... ...p,v,... following the sequence 1,2,4,7,11,16,22
- 27. O,T,T,F,F,S,S..... ...,E,N,T One, two, three, four, five, six, seven, eight, nine, ten....
- 28. M,T,W,T,F..... ...S,S Week days
- 29. M,V,E,M,J..... ...S,N,U,P Planets Solar System Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus, Pluto
- 32. 31,28,31,30,31,... ...30,31,31,.. Lengths of months in days
- 33. 2,2,4,4,2,6,6,2,8,... ...8,2,10,... Table of two
- 34. 5,4,2,9,8,6,... ...7,3,1 Alphabetic Order In Spanish
- 35. 2,10,12,16,17,18,19,200... ...201,202,.. In Spanish they start by the D letter: Dos, diez, doce, dieciseis, diecisiete,dieciocho,diecinueve,doscientos....
- 36. 2,3,6,16,22,23,26,32,33... ...36,42,43,46,.. In Spanish they finish with the S letter: Dos, tres, seis, dieciseis, veintidos, veintitres, veintiseis, treinta y dos ....