A071370 Numbers n such that n+0, n+1, ... and n+7 are, in some order, 1 * a prime, 2 * a prime, ... and 8 * a prime.

10780552, 62198632, 884811061, 1457032501, 3573315892, 7321991041, 7391371681, 8557865812, 11434075381, 16893247141, 21599190901, 22487905441, 28044279892, 28273111012, 37923188932, 50238568801, 59635316161

Offset

1,1

Links

Table of n, a(n) for n=1..17.

Example

10780552 is there because 10780552=8*1347569, 10780553=7*1540079, 10780554=6*1796759, 10780555=5*2156111, 10780556=4*2695139, 10780557=3*3593519, 10780558=2*5390279 and 10780559=1*10780559. The left factors are the integers 1 to 8; and the right factors are primes.

Crossrefs

Cf. A071367 - A071373.

Sequence in context: A234390 A237149 A344634 * A203942 A251488 A214245

Adjacent sequences: A071367 A071368 A071369 * A071371 A071372 A071373

Keyword

nonn

Author

Don Reble, May 21 2002

Status

approved