100537domain: NPropertiesPrimalityPrimeyesAppears in sequencesStarting positions of strings of four 6's in the decimal expansion of Pi.at n=9A083626Integer part of Gauss's Arithmetic-Geometric Mean M(2,n^4).at n=30A127765Primes of the form 20*k^2 + 36*k + 17.at n=26A154419Prime numbersat n=9638