A052507 -id:A052507 - cp's OEIS frontend

A052480 Primes associated with A052507.

2, 3, 5, 7, 11, 101, 113, 131, 311, 151, 181, 811, 191, 911, 313, 331, 353, 337, 373, 733, 383, 277, 727, 577, 757, 787, 877, 797, 977, 199, 919, 991, 929, 10103, 10301, 11003, 13001, 30011, 10501, 50101, 51001, 10061, 10601, 16001, 60101

Offset: 0

Enoch Haga, Mar 18 2000

nonn

A052495 Take n-th prime p, let P = all primes having same digits; a(n) = q-p where q is smallest prime in P >p if q exists; otherwise a(n) = p-r where r is largest prime in P

Original entry on oeis.org

0, 0, 0, 0, 0, 18, 54, 0, 0, 0, 18, 36, 0, 0, 0, 0, 0, 0, 0, 54, 36, 18, 0, 0, 18, 0, 0, 594, 0, 18, 144, 180, 36, 54, 270, 0, 414, 450, 450, 144, 18, 630, 720, 54, 522, 720, 0, 0, 0, 0, 0, 54, 180, 270, 0, 0, 0, 144, 450, 540, 540, 54, 0, 180, 18, 144, 18, 36, 396, 90, 0, 234

Offset: 1

Enoch Haga, Mar 16 2000

The primes in P are required to have the same number of digits as p; thus internal 0's must remain internal 0's.

			a(41)=18 because the 41st prime is 179. The primes having these digits are 179, 197, 719 and 971. The distance from 179 to 197 = 18.

Cf. A052902, A052998, A052999, A053544, A052494, A052507.

cp's OEIS Frontend

A052480 Primes associated with A052507.

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A052495 Take n-th prime p, let P = all primes having same digits; a(n) = q-p where q is smallest prime in P >p if q exists; otherwise a(n) = p-r where r is largest prime in P

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