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 A216645 T(n,k)=Number of nondecreasing arrays of n 1..n integers with the sum of their k powers equal to sum(i^k,i=1..n) 7
 1, 1, 1, 1, 1, 2, 1, 1, 1, 5, 1, 1, 1, 1, 12, 1, 1, 1, 1, 1, 32, 1, 1, 1, 1, 1, 3, 94, 1, 1, 1, 1, 1, 2, 8, 289, 1, 1, 1, 1, 1, 1, 2, 25, 910, 1, 1, 1, 1, 1, 1, 2, 6, 83, 2934, 1, 1, 1, 1, 1, 1, 1, 2, 12, 257, 9686, 1, 1, 1, 1, 1, 1, 1, 1, 5, 30, 788, 32540, 1, 1, 1, 1, 1, 1, 1, 1, 1, 11, 76, 2491 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,6 COMMENTS Table starts .......1......1.....1....1..1..1.1 .......1......1.....1....1..1..1.1 .......2......1.....1....1..1..1.1 .......5......1.....1....1..1..1.1 ......12......1.....1....1..1..1.1 ......32......3.....2....1..1..1.1 ......94......8.....2....2..1..1.1 .....289.....25.....6....2..1..1.1 .....910.....83....12....5..1..1.1 ....2934....257....30...11..1..2.1 ....9686....788....76...25..1..2.1 ...32540...2491...224...51..2..2.1 ..110780...7885...597..136..4..2.1 ..381676..25099..1801..367..8..3.1 .1328980..80481..5469..886.21..3.1 .4669367.264505.16958.2507.45.14.1 LINKS R. H. Hardin, Table of n, a(n) for n = 1..291 EXAMPLE All solutions for n=8 k=4 ..1....1 ..3....2 ..3....3 ..5....4 ..6....5 ..6....6 ..6....7 ..8....8 CROSSREFS Column 1 is A002838(n-1) sum 0..n-1 instead of 1..n: A216635 Sequence in context: A330942 A141471 A127080 * A216635 A213945 A290771 Adjacent sequences:  A216642 A216643 A216644 * A216646 A216647 A216648 KEYWORD nonn,tabl AUTHOR R. H. Hardin Sep 11 2012 STATUS approved

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Last modified January 22 19:16 EST 2020. Contains 331153 sequences. (Running on oeis4.)