References to A057548

A014486-indices of Catalan mountain ranges with no sea-level valleys, i.e. the rooted plane general trees with root degree = 1.
1, 3, 7, 8, 17, 18, 20, 21, 22, 45, 46, 48, 49, 50, 54, 55, 57, 58, 59, 61, 62, 63, 64, 129


2 seqfan posts

Sun May 29 19:25:46 CEST 2011    [seqfan] Re: Long chains
Fri May 27 08:15:20 CEST 2011    [seqfan] Long chains

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
Links to OEIS content are included according to The OEIS End-User License Agreement .