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A027333
a(n) = Sum_{k=0..m} (k+1) * A026148(n, k), where m=0 for n=1; m=n+1 for n >= 2.
0
1, 3, 18, 65, 230, 783, 2612, 8573, 27810, 89386, 285214, 904671, 2855438, 8975432, 28112778, 87786759, 273402138, 849498192, 2634067338, 8152533735, 25190812134, 77722369419, 239477564892, 736972233435
OFFSET
0,2
CROSSREFS
Sequence in context: A253942 A317404 A110689 * A026576 A048899 A337142
KEYWORD
nonn
STATUS
approved