login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Matrix 7th power of partition triangle A008284.
3

%I #5 Dec 19 2015 13:19:09

%S 1,7,1,28,7,1,105,35,7,1,322,133,35,7,1,952,455,140,35,7,1,2541,1379,

%T 483,140,35,7,1,6539,3920,1512,490,140,35,7,1,15833,10375,4354,1540,

%U 490,140,35,7,1,37148,26243,11803,4487,1547,490,140,35,7,1,83594

%N Matrix 7th power of partition triangle A008284.

%e 1; 7,1; 28,7,1; 105,35,7,1; ...

%Y Cf. A038497, A038498, A039805-A039807. A050300-A050304. a(n, 1) = A024207(n) (first column).

%K nonn,tabl

%O 1,2

%A _Christian G. Bower_, Aug 15 1999