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A158801 a(n) = A145444(n) - A145501(n). 2
0, 0, 0, 2, 0, 0, 0, 8, 0, 0, 0, 6, 0, 0, 0, 14, 0, 0, 0, 6, 0, 0, 0, 24, 0, 0, 0, 6, 0, 0, 0, 20, 0, 0, 0, 12, 0, 0, 0, 24, 0, 0, 0, 6, 0, 0, 0, 42, 0, 0, 0, 6, 0, 0, 0, 24, 0, 0, 0, 18, 0, 0, 0, 26, 0, 0, 0, 6, 0, 0, 0, 48, 0, 0, 0, 6, 0, 0, 0, 42, 0, 0, 0, 18, 0, 0, 0, 24, 0, 0, 0, 6, 0, 0, 0, 60, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..65537

PROG

(PARI)

up_to = 1001;

t1=direuler(p=2, up_to, 1/(1-X)^3);

t2=direuler(p=2, 2, 1+3*X^2+2*X^3, up_to);

t3=dirmul(t1, t2); \\ For A145444

u1=direuler(p=2, up_to, 1/(1-X)^3);

u2=direuler(p=2, 2, 1+1*X^2+4*X^4, up_to);

u3=dirmul(u1, u2); \\ For A145501

A158801(n) = (t3[n]-u3[n]); \\ Antti Karttunen, Jul 21 2018

CROSSREFS

See A145444, A145501, A145511, A158334.

Sequence in context: A231285 A268729 A182317 * A266208 A266158 A272822

Adjacent sequences:  A158798 A158799 A158800 * A158802 A158803 A158804

KEYWORD

nonn

AUTHOR

Paul Curtz, Mar 27 2009

EXTENSIONS

Edited and extended by R. J. Mathar, Apr 08 2009

STATUS

approved

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Last modified July 27 01:40 EDT 2021. Contains 346302 sequences. (Running on oeis4.)