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A158750 Concatenated triangular numbers that are prime. 4
13, 136101521 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Next term, if it exists, would be very large, as there are no other primes of this form up to at least index 1600.

LINKS

Table of n, a(n) for n=1..2.

Eric Weisstein's World of Mathematics, Consecutive Number Sequences

CROSSREFS

Cf. A078795.

Sequence in context: A034248 A324270 A177027 * A145744 A174309 A081509

Adjacent sequences:  A158747 A158748 A158749 * A158751 A158752 A158753

KEYWORD

nonn,more,bref,base

AUTHOR

Eric W. Weisstein, Mar 25 2009

STATUS

approved

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Last modified July 23 14:36 EDT 2019. Contains 325255 sequences. (Running on oeis4.)