A077212 a(n) = A077211(n)^(1/2).

1, 2, 3, 6, 13, 30, 74, 196, 555, 1666, 5269, 17476, 60539, 218277, 816718, 3163136, 12652545, 52167780, 221329146, 964751381, 4314499339, 19771519807, 92736648099, 444749340320, 2178817894447, 10894089472236, 55549174801758

Offset

1,2

Links

Table of n, a(n) for n=1..27.

Crossrefs

Cf. A077211.

Sequence in context: A005554 A316766 A300660 * A076836 A363071 A296531

Adjacent sequences: A077209 A077210 A077211 * A077213 A077214 A077215

Keyword

nonn

Author

Amarnath Murthy, Nov 02 2002

Extensions

More terms from Sam Alexander, Mar 02 2005

Status

approved