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Search: id:A090231
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A090231 Largest prime as a concatenation in decreasing order of primes starting with prime(n). +0
1
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 (list; graph; listen)
OFFSET

1,1
EXAMPLE

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

CROSSREFS

Sequence in context: A065646 A090508 A126716 this_sequence A062641 A037424 A155088

Adjacent sequences: A090228 A090229 A090230 this_sequence A090232 A090233 A090234

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 26 2003

EXTENSIONS

More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Oct 20 2005

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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