The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A333067 Number of entries in the tenth blocks of all set partitions of [n] when blocks are ordered by decreasing lengths. 2
 1, 56, 1772, 41835, 822277, 14253254, 225620777, 3337585487, 46894138343, 633327676249, 8297945378872, 106274752981884, 1339352574256161, 16713308238007881, 207742699406820799, 2586686884152971976, 32427925119758431591, 410991858695177722552 (list; graph; refs; listen; history; text; internal format)
 OFFSET 10,2 LINKS Alois P. Heinz, Table of n, a(n) for n = 10..576 Wikipedia, Partition of a set MAPLE b:= proc(n, i, t) option remember; `if`(n=0, [1, 0], `if`(i<1, 0,       add((p-> p+`if`(t>0 and t-j<1, [0, p[1]*i], 0))(        combinat[multinomial](n, i\$j, n-i*j)/j!*       b(n-i*j, min(n-i*j, i-1), max(0, t-j))), j=0..n/i)))     end: a:= n-> b(n\$2, 10)[2]: seq(a(n), n=10..27); CROSSREFS Column k=10 of A319375. Sequence in context: A290607 A258465 A050989 * A140406 A075512 A223958 Adjacent sequences:  A333064 A333065 A333066 * A333068 A333069 A333070 KEYWORD nonn AUTHOR Alois P. Heinz, Mar 06 2020 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified January 21 03:47 EST 2022. Contains 350473 sequences. (Running on oeis4.)