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A050337 Number of factorizations with one level of parentheses indexed by prime signatures. A050336(A025487). 1
1, 1, 3, 3, 6, 9, 14, 23, 12, 27, 31, 57, 41, 58, 83, 131, 119, 111, 222, 154, 295, 60, 249, 322, 223, 537, 482, 637, 231, 698, 810, 424, 1280, 1390, 1350, 745, 1811, 634, 1955, 817, 1619, 2895, 969, 2066, 3705, 2789, 2185, 4513, 2122, 4525, 1527, 4934 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..52.

CROSSREFS

Sequence in context: A058628 A035528 A293675 * A022086 A097135 A293677

Adjacent sequences:  A050334 A050335 A050336 * A050338 A050339 A050340

KEYWORD

nonn

AUTHOR

Christian G. Bower, Oct 15 1999

STATUS

approved

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Last modified February 20 12:33 EST 2018. Contains 299379 sequences. (Running on oeis4.)