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A060077
Fifth column of triangle A060074.
0
1, 55, 3486, 281210, 28862471, 3706931865, 584856590956, 111432850130020, 25255179275602941, 6719606199432053675, 2074965724098955112426, 736196253336729035680830, 297480985088238886530733411
OFFSET
0,2
COMMENTS
Also fifth diagonal of triangle A060058.
a(n) is n-fold iterated sum of squares with last upper summation index 5 and other upper summation indices j[k]+1, k=2,...,n. See Comments A060061 for the threefold iteration with last upper summation index n.
FORMULA
a(n) = A060074(n+4, 4) = A060058(4+n, n).
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Mar 16 2001
STATUS
approved