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A195051 Number of divisors of 24*n - 1. 3
2, 2, 2, 4, 4, 4, 2, 2, 4, 2, 2, 4, 2, 4, 2, 2, 4, 2, 8, 2, 2, 4, 4, 6, 2, 4, 2, 4, 4, 2, 2, 4, 4, 4, 2, 2, 2, 2, 8, 4, 2, 4, 2, 4, 4, 2, 6, 2, 6, 4, 2, 4, 4, 8, 2, 4, 2, 4, 4, 2, 8, 2, 2, 4, 2, 2, 2, 4, 4, 4, 4, 4, 4, 6, 4, 2, 2, 2, 4, 4, 4, 4, 4, 8, 2, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Robert Israel, Table of n, a(n) for n = 1..10000

G. E. Andrews, F. G. Garvan, and J. Liang, Self-conjugate vector partitions and the parity of the spt-function

FORMULA

a(n) = A000005(A183010(n)).

MAPLE

seq(numtheory:-tau(24*n-1), n=1..100); # Robert Israel, Jun 27 2018

MATHEMATICA

Table[DivisorSigma[0, 24*n-1], {n, 100}] (* T. D. Noe, Jan 14 2012 *)

PROG

(GAP) List([1..100], n->Tau(24*n-1)); # Muniru A Asiru, Jun 27 2018

CROSSREFS

Cf. A000005, A092269, A134517, A183010, A183011, A195052, A195053.

Sequence in context: A215676 A130872 A087627 * A219654 A096491 A217871

Adjacent sequences:  A195048 A195049 A195050 * A195052 A195053 A195054

KEYWORD

nonn,easy

AUTHOR

Omar E. Pol, Jan 13 2012

STATUS

approved

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Last modified June 6 03:03 EDT 2020. Contains 334858 sequences. (Running on oeis4.)