References to A115186

Smallest number m such that m and m+1 have exactly n prime factors (counted with multiplicity).
2, 9, 27, 135, 944, 5264, 29888, 50624, 203391, 3290624, 6082047, 32535999

1 seqfan posts

Fri Aug 13 18:55:34 CEST 2010    [seqfan] Re: Is this right? Main diagonal A[n.n] of array A[k, n] = n-th natural number m such that m and m+2 are both divisible by exactly k primes (counted with multiplicity).

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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