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Search: id:A026686
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A026686 T(2n-1,n-2), T given by A026681. +0
1
1, 9, 37, 237, 913, 5506, 21113, 124845, 480515, 2818051, 10898715, 63665402, 247327912, 1441838546, 5623080622, 32744927553, 128128256975, 745693719711, 2926139332637, 17024729505077, 66969147934417, 389584877937332 (list; graph; listen)
OFFSET

2,2
CROSSREFS

Adjacent sequences: A026683 A026684 A026685 this_sequence A026687 A026688 A026689

Sequence in context: A022276 A026620 A048878 this_sequence A076174 A117085 A120780

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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