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 A139227 Array read by rows: row n lists the proper divisors of n-th Fibonacci number A000045(n). 0
 1, 1, 1, 1, 2, 4, 1, 1, 3, 7, 1, 2, 17, 1, 5, 11, 1, 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 1, 1, 13, 29, 1, 2, 5, 10, 61, 122, 305, 1, 3, 7, 21, 47, 141, 329, 1, 1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 3,5 LINKS EXAMPLE Row ....... Array begins =========================================================== 3 ......... 1 4 ......... 1 5 ......... 1 6 ......... 1, 2, 4 7 ......... 1 8 ......... 1, 3, 7 9 ......... 1, 2, 17 10 ........ 1, 5, 11 11 ........ 1 12 ........ 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72 13 ........ 1 MATHEMATICA f[n_] := Most@ Divisors@ Fibonacci@ n; Flatten@ Array[f, 16, 3] (* Robert G. Wilson v *) CROSSREFS Cf. A000045, A133021, A139044, A139045. Sequence in context: A074749 A194524 A117136 * A269750 A292495 A065626 Adjacent sequences:  A139224 A139225 A139226 * A139228 A139229 A139230 KEYWORD easy,nonn,tabl AUTHOR Omar E. Pol, Apr 28 2008 STATUS approved

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Last modified May 16 22:04 EDT 2021. Contains 343955 sequences. (Running on oeis4.)