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A318938 If n=0 then 1 otherwise 16*(1+22*A318935(n))*(sum of cubes of odd divisors of n). 1
1, 368, 3184, 10304, 25712, 46368, 89152, 126592, 205936, 278576, 401184, 490176, 719936, 808864, 1095296, 1298304, 1647728, 1808352, 2410288, 2524480, 3239712, 3544576, 4241088, 4477824, 5766208, 5796368, 6998432, 7521920, 8844928, 8975520, 11233152, 10963456, 13182064, 13724928, 15646176, 15950592, 19463984 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..36.

P. J. C. Lamont, The number of Cayley integers of given norm, Proceedings of the Edinburgh Mathematical Society, 25.1 (1982): 101-103. See (7).

MAPLE

with(numtheory);

A007814 := n -> padic[ordp](n, 2):

T:= n -> add(2^(3*m), m=0..A007814(n));

f := proc(n) local t2, i, d;

if n=0 then return(1); fi;

t2:=0; for d in divisors(n) do if (d mod 2) = 1 then t2:=t2+d^3; fi; od:

16*(1+22*T(n))*t2;

end;

[seq(f(k), k=0..50)];

CROSSREFS

Cf. A318935.

Sequence in context: A098823 A252222 A173055 * A240006 A097501 A239411

Adjacent sequences:  A318935 A318936 A318937 * A318939 A318940 A318941

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Sep 15 2018

STATUS

approved

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Last modified September 17 06:16 EDT 2021. Contains 347478 sequences. (Running on oeis4.)