1679615

Appears in sequences

• a(n) = 6^n - 1.at n=8A024062
• Numbers that are repdigits in base 6.at n=40A048331
• Inverse modulo 2 binomial transform of 6^n.at n=8A100739
• n^4 - 1 divided by its largest fourth power divisor.at n=34A128251
• Partial sums of A164532.at n=15A164560
• Difference of two positive 8th powers.at n=15A181127
• Numbers of the form i*6^j-1 (i=1..5, j >= 0).at n=40A181288
• a(n) = n^8 - 1.at n=5A258809
• a(n) = 6^n-(-1)^n.at n=8A274073
• Integers m such that phi(m) = (2/3)*(m+1).at n=3A383521
• Odd numbers that are one less than the square of a perfect power.at n=23A389956