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A117928 Triangle read by rows: T(n,k) = smallest prime of the form (k+1)*prime(n) + k*i for some i>0, 0<=k<n. 1
2, 3, 7, 5, 11, 17, 7, 17, 23, 31, 11, 23, 37, 47, 59, 13, 29, 41, 61, 73, 83, 17, 37, 53, 71, 89, 107, 131, 19, 41, 59, 79, 103, 139, 139, 173, 23, 47, 71, 101, 127, 163, 167, 191, 223, 29, 59, 89, 131, 149, 179, 227, 239, 269, 317, 31, 67, 97, 127, 163, 191, 223, 269 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

T(n,0) = A000040(n); T(n,1) = A059786(n) for n>1.

LINKS

Table of n, a(n) for n=1..63.

CROSSREFS

Sequence in context: A297929 A221858 A139317 * A064011 A050367 A192175

Adjacent sequences:  A117925 A117926 A117927 * A117929 A117930 A117931

KEYWORD

nonn,tabl

AUTHOR

Reinhard Zumkeller, Apr 03 2006

STATUS

approved

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Last modified July 22 14:53 EDT 2019. Contains 325224 sequences. (Running on oeis4.)