A090231 - OEIS

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A090231

Largest prime as a concatenation in decreasing order of primes starting with prime(n).

0

2, 3, 53, 7, 11, 13, 171311753, 19, 23, 292319, 31, 3731292319, 41, 4341373129, 47, 5347, 5953474341373129, 615953474341, 6761, 71, 7371676159, 797371676159, 837973716761, 8983797371676159534743413731292319171311753, 97, 101

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..26.

EXAMPLE

a(3) = 53 as 532 is not a prime.

CROSSREFS

Sequence in context: A371262 A193332 A192182 * A202701 A342408 A062641

Adjacent sequences: A090228 A090229 A090230 * A090232 A090233 A090234

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Nov 26 2003

EXTENSIONS

More terms from David Wasserman, Oct 20 2005

STATUS

approved