A126337 - OEIS

A126337

a(n) = number of terms in the n-th row of the irregular table A126336.

1, 1, 1, 2, 2, 2, 3, 5, 4, 17, 11, 12, 13, 10, 10, 6, 14, 22, 23, 32, 28, 33, 29, 36, 45, 39, 41, 40, 43, 57, 76, 64, 77, 64, 85, 76, 117, 90, 104, 100, 95, 124, 118, 101, 137, 141, 151, 131, 157, 152, 143, 176, 168, 180, 182, 215, 220, 202, 221, 212, 257, 238, 239, 259

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OFFSET

1,4

LINKS

Table of n, a(n) for n=1..64.

MATHEMATICA

f[l_List] := Append[l, ContinuedFraction[Plus @@ (1/# &) /@ Flatten[l]]]Length /@ Nest[f, {{1}}, 64] (* Ray Chandler, Dec 29 2006 *)

CROSSREFS

Cf. A126336, A126338, A126339.

Sequence in context: A165918 A114639 A071867 * A322261 A304718 A036355

Adjacent sequences: A126334 A126335 A126336 * A126338 A126339 A126340

KEYWORD

nonn

AUTHOR

Leroy Quet, Dec 25 2006

EXTENSIONS

Extended by Ray Chandler, Dec 26 2006

STATUS

approved