A212528 The periodic part of the decimal expansion of prime(n-1) / prime(n).

6, 0, 714285, 63, 846153, 7647058823529411, 894736842105263157, 8260869565217391304347, 7931034482758620689655172413, 935483870967741, 837, 90243, 953488372093023255813, 9148936170212765957446808510638297872340425531, 8867924528301

Offset: 2

Author

Jaroslav Krizek, Jun 29 2012

Keywords

• nonn
• base

Comments

Number of digits of the periodic parts for n>=3 in A002371, A048595 and A071126.

Links

• Jaroslav Krizek, Table of n, a(n) for n = 2..60

Crossrefs

Cf. A002371, A048595, A071126.

Programs

Mathematica

Table[If[n == 3, 0, FromDigits[RealDigits[Prime[n-1]/Prime[n]][[1,1]]]], {n, 2, 10}]

Extensions

Corrected by T. D. Noe, Jun 29 2012