A246317 A246316(2^n-1).

1, 4, 12, 40, 176, 724, 3276, 14620, 61044, 250396, 1012804, 4076236, 16344284, 65471860, 262071708, 1048641260

Offset

0,2

Comments

Conjecture: Rules 332, 356, 364, 452, 460, 484, 492, 836, 844, 868, 876, 964, 972, 996 and 1004 also generate this sequence. - Lars Blomberg, Jun 14 2016

Links

Table of n, a(n) for n=0..15.

Crossrefs

Cf. A246316.

Sequence in context: A149338 A149339 A149340 * A180889 A002996 A076867

Adjacent sequences: A246314 A246315 A246316 * A246318 A246319 A246320

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 27 2014

Extensions

a(8)-a(15) from Lars Blomberg, Jun 14 2016

Status

approved