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A339493 a(n) = A333650(n, 3) for n >= 3; a(1) = a(2) = 0. 2
0, 0, 4, 11, 24, 52, 110, 228, 467, 949, 1916, 3848, 7696, 15342, 30505, 60527, 119892, 237156, 468590, 925032, 1824727, 3597289, 7088216, 13961168, 27489168, 54110618, 106489245, 209531251, 412217072, 810865812, 1594878078, 3136673996, 6168522827, 12130206941 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..34.

CROSSREFS

Cf. A333650, A339494.

Sequence in context: A260150 A258472 A007678 * A159350 A159348 A159349

Adjacent sequences:  A339490 A339491 A339492 * A339494 A339495 A339496

KEYWORD

nonn

AUTHOR

Peter Luschny, Dec 07 2020

STATUS

approved

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Last modified April 21 02:10 EDT 2021. Contains 343143 sequences. (Running on oeis4.)