A132933 Concatenation of first n primes whose digits are primes.

2, 23, 235, 2357, 235723, 23572337, 2357233753, 235723375373, 235723375373223, 235723375373223227, 235723375373223227233, 235723375373223227233257, 235723375373223227233257277, 235723375373223227233257277337

Offset

1,1

Links

Table of n, a(n) for n=1..14.

Crossrefs

Primes whose digits are primes: A019546. Cf. A007908, A019518, A019546, A089933.

Sequence in context: A054261 A019518 A048677 * A220373 A220428 A110773

Adjacent sequences: A132930 A132931 A132932 * A132934 A132935 A132936

Keyword

base,easy,nonn

Author

Omar E. Pol, Sep 05 2007

Status

approved