A050337 Number of factorizations with one level of parentheses indexed by prime signatures. A050336(A025487).

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

Offset

1,3

Links

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

Crossrefs

Sequence in context: A341241 A300300 A293675 * A299473 A355906 A022086

Adjacent sequences: A050334 A050335 A050336 * A050338 A050339 A050340

Keyword

nonn

Author

Christian G. Bower, Oct 15 1999

Status

approved