117503

Properties

Appears in sequences

• Numbers in Morse code, with 1 for a dot, 2 for a dash and 0 between digits/letters and then converted from base 3 to base 10.at n=12A060110
• Quotients A128356(n)/prime(n).at n=28A128357
• Quotients A128452(p+1)/p for prime p = A000040(n).at n=28A128456
• Number of numbers in row n of the array at A243855.at n=26A243856
• a(n) = Sum_{k=0..floor(n/2)} (k+1) * binomial(n,k) * binomial(n-k,k).at n=11A391990
• Prime numbersat n=11087