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A078293 Least nontrivial multiple of the n-th prime beginning with 9. 8
90, 9, 90, 91, 99, 91, 901, 95, 92, 928, 93, 925, 902, 903, 94, 901, 944, 915, 938, 923, 949, 948, 913, 979, 970, 909, 927, 963, 981, 904, 9017, 917, 959, 973, 9089, 906, 942, 978, 9018, 9169, 9129, 905, 955, 965, 985, 995, 9073, 9143, 908, 916, 932, 956, 964 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..53.

MATHEMATICA

f[n_] := Block[{k = 2, m = n}, While[ IntegerDigits[k*m][[1]] != 9, k++ ]; k*m]; Table[ f[ Prime[n]], {n, 1, 55}]

CROSSREFS

Cf. A078285, A078286, A078287, A078288, A078289, A078290, A078291, A078292.

Sequence in context: A348166 A221307 A058631 * A247899 A247902 A052999

Adjacent sequences: A078290 A078291 A078292 * A078294 A078295 A078296

KEYWORD

base,easy,nonn

AUTHOR

Amarnath Murthy, Nov 26 2002

EXTENSIONS

Edited, corrected and extended by Robert G. Wilson v, Nov 29 2002

STATUS

approved

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Last modified February 6 11:36 EST 2023. Contains 360104 sequences. (Running on oeis4.)