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A049748
a(n) = Sum_{i=0..n} T(i,n-i), array T as in A049747.
0
0, 4, 9, 20, 37, 66, 101, 148, 209, 294, 383, 512, 639, 814, 1003, 1224, 1461, 1750, 2047, 2420, 2791, 3206, 3661, 4176, 4731, 5354, 5977, 6688, 7429, 8250, 9093, 10028, 10991, 12066, 13157
OFFSET
0,2
CROSSREFS
Sequence in context: A009909 A009910 A060494 * A268235 A192956 A023607
KEYWORD
nonn
STATUS
approved