705893

Appears in sequences

• a(n) = n*7^n - 1.at n=5A064753
• Numbers of the form i*7^j-1 (i=1..6, j >= 0).at n=41A181303
• a(n) = 6*7^n-1.at n=6A198688
• One of the two successive approximations up to 3^n for the 3-adic integer sqrt(-2). These are the numbers congruent to 2 mod 3 (except for the initial 0).at n=13A271222
• One of the two successive approximations up to 3^n for the 3-adic integer sqrt(-2). These are the numbers congruent to 2 mod 3 (except for the initial 0).at n=14A271222