A347962 - OEIS

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A347962

a(n) = A347961(A276086(n)), where A347961 is Dirichlet convolution of A342001 with itself.

3

0, 0, 0, 2, 1, 14, 0, 2, 2, 40, 20, 210, 1, 18, 20, 234, 120, 1040, 4, 52, 60, 576, 300, 2340, 10, 108, 128, 1090, 575, 4170, 0, 2, 2, 48, 24, 266, 2, 56, 60, 808, 410, 3760, 28, 378, 434, 4312, 2240, 17850, 92, 992, 1176, 10128, 5340, 39120, 208, 1954, 2370, 18592, 9920, 68410, 1, 22, 24, 330, 168, 1572, 28, 418

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,4

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..11550

Index entries for sequences related to primorial base

FORMULA

a(n) = A347961(A276086(n)).

PROG

(PARI) A347962(n) = A347961(A276086(n));

CROSSREFS

Cf. A003415, A003557, A276086, A342001, A347961.

Cf. also the scatter plots of A342002, A347396 and A347126 (the most similar to this one).

Sequence in context: A013017 A012902 A087169 * A285777 A286700 A286740

Adjacent sequences: A347959 A347960 A347961 * A347963 A347964 A347965

KEYWORD

nonn,base,look

AUTHOR

Antti Karttunen, Sep 25 2021

STATUS

approved