A281368 Index of first appearance of n in the triangular-based nachos numbers A281367.

1, 2, 3, 7, 17, 52, 217, 1757, 35977, 3244071, 2757063867, 68246203026923, 265773420092483210413, 2042495276699414186047172525299, 1376053548027595532701211092865247287361883459, 24062832323766390460579042386921003503968575947499150009246321293279

Offset

1,2

Comments

Using a similar computation as in A280054. - Lars Blomberg, Jan 31 2017

Links

Lars Blomberg, Table of n, a(n) for n = 1..22

Crossrefs

Cf. A280053, A280054, A281367.

Sequence in context: A358456 A208987 A176074 * A330726 A059801 A102226

Adjacent sequences: A281365 A281366 A281367 * A281369 A281370 A281371

Keyword

nonn

Author

N. J. A. Sloane, Jan 30 2017

Extensions

More terms from Lars Blomberg, Jan 31 2017

Status

approved