A335686 - OEIS

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A335686

Number of even entries in the character table of the symmetric group S_n.

2

0, 0, 0, 2, 6, 16, 44, 90, 266, 508, 966, 1824, 3548, 6094, 11586, 19254, 37492, 61876, 103110, 170932, 286916, 456554, 759962, 1190034, 1887766, 2937820, 4608084, 7004646, 10938762, 16372732, 24851432, 37014368, 56368810, 82688102, 122855526, 179808396, 263406424

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OFFSET

0,4

LINKS

Hugo Pfoertner, Table of n, a(n) for n = 0..76

Alexander R. Miller, On parity and characters of symmetric groups, preprint.

Alexander R. Miller, On parity and characters of symmetric groups, J. Combin. Theory Ser. A 162 (2019), 231-240. Gives terms for n <= 76.

CROSSREFS

Cf. A006907, A274691.

Sequence in context: A372191 A027068 A003142 * A118041 A105073 A002605

Adjacent sequences: A335683 A335684 A335685 * A335687 A335688 A335689

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 07 2020

STATUS

approved