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A027213 Sum of squares of numbers in row n of array T given by A026725. 1
1, 2, 6, 27, 92, 440, 1556, 7514, 27082, 130883, 477258, 2303413, 8465592, 40783083, 150735628, 724837891, 2690363900, 12915186640, 48093650016, 230526280814, 860654319126, 4119854160332, 15413262342946, 73695109608352, 276180051478904, 1319136935150530, 4950605267226796 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..26.

MAPLE

A027213 := proc(n)

    add( A026725(n, k)^2, k=0..n) ;

end proc: # R. J. Mathar, Oct 21 2019

CROSSREFS

Sequence in context: A331751 A034565 A053687 * A027237 A027245 A344495

Adjacent sequences:  A027210 A027211 A027212 * A027214 A027215 A027216

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Oct 24 2019

STATUS

approved

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Last modified September 27 07:39 EDT 2021. Contains 347672 sequences. (Running on oeis4.)