// output of ./demo/seq/A069999-demo.cc: // Description: //% OEIS sequence A069999: //% Number of possible dimensions for commutators of n X n matrices. //% Also sequence A111212. arg 1: 7 == n [partitions of n] default=7 [ 1 6 ] ==> 1 + 36 = 37 [ 1 1 5 ] ==> 1 + 1 + 25 = 27 [ 1 1 1 4 ] ==> 1 + 1 + 1 + 16 = 19 [ 1 1 1 1 3 ] ==> 1 + 1 + 1 + 1 + 9 = 13 [ 1 1 1 1 1 2 ] ==> 1 + 1 + 1 + 1 + 1 + 4 = 9 [ 1 1 1 1 1 1 1 ] ==> 1 + 1 + 1 + 1 + 1 + 1 + 1 = 7 [ 1 1 1 2 2 ] ==> 1 + 1 + 1 + 4 + 4 = 11 [ 1 1 2 3 ] ==> 1 + 1 + 4 + 9 = 15 [ 1 2 4 ] ==> 1 + 4 + 16 = 21 [ 1 2 2 2 ] ==> 1 + 4 + 4 + 4 = 13 [ 1 3 3 ] ==> 1 + 9 + 9 = 19 [ 2 5 ] ==> 4 + 25 = 29 [ 2 2 3 ] ==> 4 + 4 + 9 = 17 [ 3 4 ] ==> 9 + 16 = 25 ct = 13