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A347685
First differences of A345882.
1
1, 3, 6, 19, 34, 114, 204, 376, 609, 2253, 3573, 12514, 21160, 34839, 54311, 209489, 327884, 1157266, 1900261, 3060772, 4760209, 18553192, 28734204, 46515286, 70750097, 106748769, 155242841
OFFSET
1,2
CROSSREFS
Cf. A345882.
Sequence in context: A304965 A203797 A019097 * A219286 A104264 A007098
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Sep 18 2021
EXTENSIONS
a(25)-a(27) from Chai Wah Wu, Sep 19 2021
STATUS
approved