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A156971 Primes : if sums of prime number and 10 consecutive prime numbers on-left-and-on-right are also primes. 0
41, 103, 151, 157, 167, 173, 191, 331, 349, 353, 359, 421, 479, 487, 619, 677, 853, 883, 967, 1297, 1427, 1429, 1483, 1627, 2017, 2081, 2141, 2273, 2333, 2389, 2549, 2591, 2609, 2621, 2683, 2689, 2777, 3119, 3169, 4139, 4231, 4253, 4297, 4447, 4519, 4621 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

5+7+11+13+17+19+23+29+31+37+41=233(prime);41+43+47+53+59+61+67+71+73+79+83=677(prime),...

LINKS

Table of n, a(n) for n=1..46.

MATHEMATICA

lst={}; Do[p0=Prime[n+0]; p1=Prime[n+1]; p2=Prime[n+2]; p3=Prime[n+3]; p4=Prime[n+4]; p5=Prime[n+5]; p6=Prime[n+6]; p7=Prime[n+7]; p8=Prime[n+8]; p9=Prime[n+9]; p10=Prime[n+10]; p11=Prime[n+11]; p12=Prime[n+12]; p13=Prime[n+13]; p14=Prime[n+14]; p15=Prime[n+15]; p16=Prime[n+16]; p17=Prime[n+17]; p18=Prime[n+18]; p19=Prime[n+19]; p20=Prime[n+20]; If[PrimeQ[p0+p1+p2+p3+p4+p5+p6+p7+p8+p9+p10]&&PrimeQ[p10+p11+p12+p13+p14+p15+p16+p17+p18+p19+p20], AppendTo[lst, p10]], {n, 7!}]; lst

CROSSREFS

Cf. A156781, A156782, A156783, A156784

Sequence in context: A126588 A142794 A225888 * A123043 A142014 A115163

Adjacent sequences:  A156968 A156969 A156970 * A156972 A156973 A156974

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Feb 19 2009

STATUS

approved

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Last modified September 23 19:41 EDT 2020. Contains 337315 sequences. (Running on oeis4.)