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 A164556 Primes expressible as the sum of (at least two) consecutive primes in at least 5 ways. 3
 34421, 229841, 235493, 271919, 345011, 358877, 414221, 442019, 488603, 532823, 621937, 655561, 824099, 888793, 896341, 935791, 954623, 963173, 988321, 1055969, 1083371, 1083941, 1115911, 1170857, 1261763, 1338823, 1352863, 1409299, 1444957, 1598953, 1690597 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Subsequence of A067380. LINKS Jon E. Schoenfield, Table of n, a(n) for n = 1..3000 FORMULA A067375 INTERSECT A000040. EXAMPLE a(1) = 34421 = Sum_{i=57..127} prime(i) = Sum_{i=226..248} prime(i) = Sum_{i=527..535} prime(i) = Sum_{i=654..660} prime(i) = Sum_{i=1382..1384} prime(i) and a(3) = 235493 = Sum_{i=50..284} prime(i) = Sum_{i=120..300} prime(i) = Sum_{i=123..301} prime(i) = Sum_{i=334..424} prime(i) = Sum_{i=7701..7703} prime(i) are expressible in 5 ways as the sum of two or more consecutive primes. MATHEMATICA m=3*7!; lst={}; Do[p=Prime[a]; Do[p+=Prime[b]; If[PrimeQ[p]&&p

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Last modified June 25 19:25 EDT 2022. Contains 354851 sequences. (Running on oeis4.)