A069583 Smallest prime of the form 1,n,2n,...(k-1)n,kn,(k-1)n,...2n,n,1 for some k.

1123211, 12421, 131, 14812841, 151, 16121824181261, 17142128354249566370778491981051121191261331401471541611681611541471401331261191121059891847770635649423528211471, 181, 191

Offset

1,1

Comments

The original version of this sequence had a(1) = 11, but 1123211 seems to match the definition better.

Links

Table of n, a(n) for n=1..9.

Crossrefs

Sequence in context: A116175 A278932 A059767 * A109209 A340229 A100365

Adjacent sequences: A069580 A069581 A069582 * A069584 A069585 A069586

Keyword

nonn,base

Author

Amarnath Murthy, Mar 24 2002

Extensions

Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Mar 31 2003

Status

approved