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A026699
T(n,0) + T(n,1) + ... + T(n,n), T given by A026692.
0
1, 2, 4, 8, 18, 42, 92, 194, 430, 982, 2158, 4608, 10198, 23116, 50840, 109178, 241472, 545148, 1199474, 2584664, 5714476, 12867300, 28319264, 61166388, 135200076, 303859934, 668886256, 1447227562, 3198315058, 7177895844
OFFSET
0,2
CROSSREFS
Sequence in context: A151381 A306200 A057151 * A182780 A078678 A261492
KEYWORD
nonn
STATUS
approved