A278782 - OEIS

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A278782

Numbers m such that A000041(m) is of the form 2^5 * k for odd k.

70, 179, 262, 278, 419, 561, 682, 698, 767, 879, 1147, 1238, 1273, 1317, 1362, 1364, 1378, 1450, 1478, 1499, 1509, 1548, 1590, 1638, 1668, 1711, 1752, 1781, 1838, 1949, 2170, 2187, 2300, 2317, 2334, 2382, 2408, 2447, 2463, 2499, 2551, 2669, 2695, 2788, 2926

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OFFSET

1,1

COMMENTS

Numbers m such that A278478(m) = 5.

Also numbers m such that A000041(m) has five times as many even divisors as odd divisors.

LINKS

Colin Barker, Table of n, a(n) for n = 1..300

FORMULA

A000041(a(n)) = A278199(n).

MATHEMATICA

Select[Range[500], IntegerExponent[PartitionsP[#], 2] == 5 &] (* Amiram Eldar, May 25 2024 *)