1,6

Table of n, a(n) for n=1..98.

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

Eric Weisstein's World of Mathematics, Semiprime

Index entries for sequences related to truncatable primes

Cf. A085733, A001358.

Sequence in context: A192688 A156752 A345073 * A101787 A269024 A244160

Adjacent sequences: A086670 A086671 A086672 * A086674 A086675 A086676

nonn

Reinhard Zumkeller, Jul 27 2003

approved