270705447domain: NAppears in sequencesa(n) is the smallest nonnegative solution k to 24*k == 1 (mod 7^(2*n-2)).at n=5A052463a(n) = (23*7^(2*n) + 1)/24. Sequence related to the properties of the partition function A000041 modulo a power of 7.at n=5A327770a(n) is the multiplicative inverse of 24 (mod 7^n).at n=9A344121