

A256958


The integers (shown from 50 on).


18



50, 49, 48, 47, 46, 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

50,1


COMMENTS

The first 101 terms are the central 101 terms of the integers.
The reason for including this entry is to provide search results for sequences of the form k, k+1, k+2, ... for small positive k.


LINKS



FORMULA

a(n) = 2 a(n1)  a(n2). G.f.: x^(50)*(50 + 51*x)/(1  x)^2.  M. F. Hasler, Apr 18 2015


MATHEMATICA



PROG

(PARI) vector(101, n, n51) \\ In the spirit of other "programs", but actually the result does not have offset 50.  M. F. Hasler, Apr 19 2015


CROSSREFS

See A001477 for the nonnegative integers and A000027 for the positive terms.


KEYWORD

sign,easy


AUTHOR



EXTENSIONS



STATUS

approved



