login
A047022
T(n,n), array T given by A047020.
0
1, 1, 2, 5, 19, 66, 227, 851, 3164, 11706, 44397, 168814, 641641, 2460264, 9462675, 36434340, 140822588, 545555490, 2116273293, 8226372157, 32029990809, 124856742546, 487360876726, 1904604296103, 7450351584876, 29172240231616
OFFSET
0,3
CROSSREFS
Sequence in context: A341878 A062122 A148435 * A148436 A148437 A106873
KEYWORD
nonn
STATUS
approved