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A069583 Smallest prime of the form 1,n,2n,...(k-1)n,kn,(k-1)n,...2n,n,1 for some k. 0
1123211, 12421, 131, 14812841, 151, 16121824181261, 17142128354249566370778491981051121191261331401471541611681611541471401331261191121059891847770635649423528211471, 181, 191 (list; graph; refs; listen; history; text; internal format)
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 A100365 A234979

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

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Last modified August 7 14:43 EDT 2020. Contains 336276 sequences. (Running on oeis4.)