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A026976 Self-convolution of array T given by A026659. 0
1, 2, 6, 34, 116, 438, 1606, 8732, 32194, 136010, 514118, 2728662, 10331502, 45631466, 174779986, 918698714, 3522338416, 15916323366, 61429039906, 321217490812, 1240465970412, 5685056528598, 22049478058342, 114900767961144, 445796715768556, 2063170292741662 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..25.

CROSSREFS

Sequence in context: A227306 A192537 A026966 * A026951 A030233 A233396

Adjacent sequences:  A026973 A026974 A026975 * A026977 A026978 A026979

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Oct 20 2019

STATUS

approved

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Last modified May 20 03:19 EDT 2022. Contains 353850 sequences. (Running on oeis4.)