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A048229
a(n)=T(n,n), array T given by A048225.
0
3, 4, 6, 11, 20, 30, 42, 55, 70, 88, 109, 132, 161, 193, 227, 264, 305, 348, 393, 440, 488, 541, 597, 654, 714, 777, 842, 911, 983, 1057, 1132, 1208, 1288, 1369, 1452, 1538, 1625, 1718, 1812, 1908, 2005, 2104, 2204, 2308, 2415
OFFSET
1,1
CROSSREFS
Sequence in context: A022935 A374762 A192813 * A002090 A199970 A283738
KEYWORD
nonn
STATUS
approved