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 A154960 Triangle read by rows: matrix inverse of A154959. 3
 1, 1, 1, 4, 3, 1, 32, 25, 6, 1, 436, 340, 85, 10, 1, 9012, 7026, 1755, 215, 15, 1, 262760, 204862, 51156, 6265, 455, 21, 1, 10270696, 8007602, 1999620, 244811, 17780, 854, 28, 1, 518277560, 404077632, 100904602, 12353796, 896931, 43092, 1470, 36, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,4 COMMENTS First column is A005121. Second column is A154961. LINKS EXAMPLE Triangle starts 1, 1, 1, 4, 3, 1, 32, 25, 6, 1, 436, 340, 85, 10, 1, 9012, 7026, 1755, 215, 15, 1, 262760, 204862, 51156, 6265, 455, 21, 1, 10270696, 8007602, 1999620, 244811, 17780, 854, 28, 1, 518277560, 404077632, 100904602, 12353796, 896931, 43092, 1470, 36, 1 CROSSREFS Sequence in context: A142158 A203412 A217756 * A143543 A176863 A067017 Adjacent sequences:  A154957 A154958 A154959 * A154961 A154962 A154963 KEYWORD nonn,tabl AUTHOR Mats Granvik, Jan 18 2009 STATUS approved

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Last modified July 31 07:51 EDT 2021. Contains 346369 sequences. (Running on oeis4.)