1006632960

Appears in sequences

• Number of 1's in all compositions of n+1.at n=27A045623
• a(n) is the least k with n prime factors (counting multiplicity) such that the sum of these n factors divides k. First member of A036844 with n prime factors.at n=27A104465
• Smallest number beginning with 1 and having exactly n prime divisors counted with multiplicity.at n=28A106421
• a(n) = 15*2^n.at n=26A110286
• Binomial transform of abs(A134967).at n=27A135035
• a(n) = n*4^(n/2 - 1)*(9 + (-1)^n).at n=24A187274
• a(n) = n*2^(n-5).at n=25A196410
• Numbers of the form 4^k*(8*j+7) that have exactly three partitions into four positive squares.at n=40A274642
• a(n) is the least number of the form p^2 + q^2 - 2 for primes p and q that is an odd multiple of 2^n, or -1 if there is no such number.at n=26A359439
• Numbers k such that the difference A051903(k) - A328114(A003415(k)) reaches a new maximum in range 1..k, where A051903 is the maximal exponent in the prime factorization of n, A328114 is the maximal digit in the primorial base expansion of n, and A003415 is the arithmetic derivative.at n=8A369646