A287871 Central column of "Empire State Building" A287872.

0, 2, 0, 0, 0, 3, 4, 3, 4, 5, 4, 5, 6, -1, -2, 0, -1, -2, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 2, 1, 0, 2, 1, 0, 8, 10, 7, 9, 11, 8, 10, 7, 9, 11, 8, 10, 12, 9, 11, 8, 10, 12, 9, 11, 8, 10, 12, 9, 11, 13, 10, 12, 9, 11, 13, 10, 12, 14, 11, 13, 10, 12, 14, 11, 13

Offset

0,2

Comments

Needs a b-file.

Links

Table of n, a(n) for n=0..74.

John Conway and Alex Ryba, The extra Fibonacci series and the Empire State Building, Math. Intelligencer, Vol. 38, No. 1 (2016), pp. 41-48.

Crossrefs

Cf. A287872, A287873.

Sequence in context: A171871 A076260 A245527 * A336644 A135416 A134309

Adjacent sequences: A287868 A287869 A287870 * A287872 A287873 A287874

Keyword

sign

Author

N. J. A. Sloane, Jun 15 2017

Extensions

More terms from Jeffrey Shallit, Feb 16 2025

Status

approved