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Search: id:A026548
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A026548 a(n) = T(n,0) + T(n,1) + ... + T(n,n), T given by A026536. +0
2
1, 4, 7, 22, 42, 127, 249, 746, 1476, 4414, 8766, 26215, 52158, 156041, 310799, 930194, 1854072, 5550976, 11070000, 33152042, 66139316, 198115526, 395368914, 1184511095, 2364457980, 7084871668, 14145343660, 42390336619 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Cf. A026550.

Sequence in context: A010363 A119561 A145931 this_sequence A127361 A100098 A128533

Adjacent sequences: A026545 A026546 A026547 this_sequence A026549 A026550 A026551

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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