Primes that are not members of A139253.
Table of n, a(n) for n=1..35.
David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS
Cf. A000040, A139250, A139251, A139252, A139253.
Sequence in context: A038914 A019419 A175256 * A266987 A061303 A173626
Adjacent sequences: A139251 A139252 A139253 * A139255 A139256 A139257
Omar E. Pol, May 11 2008