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A323452
First differences of A323289.
3
1, 1, 1, 1, 4, 15, 35, 77, 226, 1003, 4627, 22195, 107764, 553107, 3219398, 20940662, 146173751, 1077052928
OFFSET
1,5
PROG
(C#) See Links section.
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
N. J. A. Sloane, Jan 15 2019
EXTENSIONS
a(7)-a(16) from Rémy Sigrist, Jan 15 2019
a(17) from Michael S. Branicky, Jul 24 2022
a(18) from Michael S. Branicky, Jul 26 2022
STATUS
approved