1,1

There is a total number of 454 left truncatable primes in base 6. Last term is a(454) = 4836525320399.

I. O. Angell and H. J. Godwin, On Truncatable Primes, Math. Comput. 31, 265-267, 1977.

Eric Weisstein's World of Mathematics, Truncatable Prime

Cf. A024781, A076623.

Sequence in context: A045309 A103664 A360053 * A113239 A049553 A049595

Adjacent sequences: A129939 A129940 A129941 * A129943 A129944 A129945

nonn,fini,base

Martin Renner, Jun 09 2007

approved