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A122548 Let N = 35711171923293137..., the concatenation of the odd primes. a(n) is the n-digit number formed from the digits of N starting from the {n(n-1)/2 +1}th digit. Omit any leading zeros. 0
3, 57, 111, 3171, 92329, 313741, 4347535, 96167717, 379838997, 1011031071, 9113127131, 137139149151, 1571631671731, 79181191193197, 199211223227229, 2332392412512572, 63269271277281283, 293307311313317331 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..18.

Paul Cooijmans, Odds.

CROSSREFS

Cf. A066549.

Sequence in context: A344690 A203483 A051227 * A078728 A032696 A337790

Adjacent sequences:  A122545 A122546 A122547 * A122549 A122550 A122551

KEYWORD

base,nonn

AUTHOR

Herman Jamke (hermanjamke(AT)fastmail.fm), Sep 19 2006

STATUS

approved

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Last modified December 2 23:30 EST 2021. Contains 349445 sequences. (Running on oeis4.)