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A027231 Self-convolution of row n of array T given by A026758. 0
1, 2, 6, 26, 91, 424, 1563, 7490, 28363, 138154, 532277, 2622108, 10229514, 50827494, 200236656, 1001864238, 3978724091, 20024629606, 80072228433, 405071776024 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A050573 A092438 A027207 * A083845 A027239 A191821

Adjacent sequences:  A027228 A027229 A027230 * A027232 A027233 A027234

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 16 14:37 EST 2012. Contains 205930 sequences.