Many excellent designs for a new banner were submitted. We will use the best of them in rotation.
There is a total number of 446 left truncatable primes in base 8. Last term is a(446) = 14005650767869.
Angell, I. O. and Godwin, H. J. "On Truncatable Primes." Math. Comput. 31, 265-267, 1977.
Table of n, a(n) for n=1..20.
Index entries for sequences related to truncatable primes
Eric Weisstein: Truncatable Prime.
Cf. A024783, A076623.
Sequence in context: A089189 A097375 A007459 * A176162 A152900 A079151
Adjacent sequences: A129941 A129942 A129943 * A129945 A129946 A129947
Martin Renner, Jun 09 2007