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Search: id:A060077
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| 1, 55, 3486, 281210, 28862471, 3706931865, 584856590956, 111432850130020, 25255179275602941, 6719606199432053675, 2074965724098955112426, 736196253336729035680830, 297480985088238886530733411
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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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.
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FORMULA
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a(n)=A060074(n+4, 4)= A060058(4+n, n).
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CROSSREFS
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Sequence in context: A076657 A095659 A081993 this_sequence A035323 A103918 A056567
Adjacent sequences: A060074 A060075 A060076 this_sequence A060078 A060079 A060080
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KEYWORD
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nonn,easy
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AUTHOR
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Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Mar 16 2001
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