1838599

Appears in sequences

• Divisors of 2^27 - 1.at n=5A003535
• Numbers n such that game of n X n Button Madness need have no solution; this lists only the primitive elements of the set.at n=31A007802
• A modified Legendre-binomial transform of 2^n for p=3.at n=20A117981
• A modified Legendre-binomial transform of 2^n for p=3.at n=21A117981
• A modified Legendre-binomial transform of 2^n for p=3.at n=22A117981
• Trisection of A117981.at n=7A117982
• Product of lowest and highest prime factors of 2^n-1.at n=25A249780
• Numbers k such that 2^(3^j) == 1 (mod k) for some j.at n=27A318688
• Numbers k such that 2^(4*k-1) == 1 (mod k).at n=6A347907