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Shifts left under COMPOSE transform.
0

%I #12 Oct 31 2024 22:35:10

%S 2,4,24,304,7072,294208,22272896,3156061952,857517830656,

%T 454271687304192,474176281265526784,981485679577766473728,

%U 4043641804936271388647424,33230444803201427664559095808

%N Shifts left under COMPOSE transform.

%H N. J. A. Sloane, <a href="/transforms.txt">Transforms</a>

%F a(n)=T(n,1), T(n,m)=m/n*sum(k=1..n, T(n-m,k)*2^(n-k)*binomial(n,k)), n>m, T(n,n)=2^n. [_Vladimir Kruchinin_, Aug 08 2013]

%o (Maxima) T(n,m):=if m=n then 2^m else m/n*sum(T(n-m,k)*2^(n-k)*binomial(n,k),k,1,n); makelist(T(n,1),n,1,15); /* _Vladimir Kruchinin_, Aug 08 2013 */

%K nonn,eigen,changed

%O 1,1

%A _Christian G. Bower_