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A047028 T(n,n+3), array T given by A047020. 0
1, 4, 14, 48, 170, 611, 2214, 8135, 30171, 112589, 423114, 1598998, 6068246, 23125097, 88441638, 339234219, 1304756453, 5030574435, 19436510637, 75241443220, 291780678294, 1133270649257, 4407906226851, 17167267446803 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
CROSSREFS
Sequence in context: A007851 A368555 A014325 * A220819 A047138 A363468
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified February 23 15:29 EST 2024. Contains 370283 sequences. (Running on oeis4.)