149796

Appears in sequences

• Witt vector *3!.at n=4A006174
• a(n) = floor(2^(n+2)/7).at n=17A033138
• Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 2, 1, 0.at n=8A037521
• Numbers that are repdigits in base 8.at n=39A048333
• 58 'Reverse and Add' steps are needed to reach a palindrome.at n=2A065323
• Expansion of (1-x)/(1 - x - x^2 - 2*x^3).at n=19A078010
• Main diagonal of array in A098691.at n=6A098692
• a(n) = (8^n - 1)*4/7.at n=6A108019
• a(n) + a(n+1) + a(n+2) = 2^n.at n=19A152732
• A023001 interleaved with 2*A023001 and 4*A023001.at n=20A155803
• Number of 7-bead necklaces of n colors allowing reversal, with no adjacent beads having the same color.at n=8A208545
• Binary "cubes"; numbers whose binary representation consists of three consecutive identical blocks.at n=35A297405