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 A216641 Number of nondecreasing arrays of n 1..n integers with the sum of their 3rd powers equal to sum(i^3,i=1..n) 0
 1, 1, 1, 1, 1, 2, 2, 6, 12, 30, 76, 224, 597, 1801, 5469, 16958, 53308, 169872, 548344, 1791949, 5915441, 19700851, 66148464, 223751776, 761919971, 2610778118, 8998428171, 31179152130, 108577507149, 379879051198 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,6 COMMENTS Column 3 of A216645 LINKS EXAMPLE All solutions for n=8 ..1....3....1....2....2....1 ..1....4....2....2....2....2 ..4....5....2....2....4....3 ..5....6....5....3....4....4 ..5....6....5....6....4....5 ..5....6....7....7....4....6 ..7....6....7....7....8....7 ..8....6....7....7....8....8 CROSSREFS Sequence in context: A027375 A059727 A103872 * A191970 A175516 A244656 Adjacent sequences:  A216638 A216639 A216640 * A216642 A216643 A216644 KEYWORD nonn AUTHOR R. H. Hardin Sep 11 2012 STATUS approved

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Last modified June 18 11:09 EDT 2018. Contains 305554 sequences. (Running on oeis4.)