28973

Appears in sequences

• a(n) is the smallest integer such that the sum of any three ordered terms a(k), k <= n, is unique.at n=24A051912
• a(n) is the smallest positive integer that cannot be obtained by using the number 2 at most n times and the operators +, -, *, /.at n=20A071997
• Number of base 13 n-digit numbers with adjacent digits differing by two or less.at n=6A126400
• a(n) = 29 + 73*n + 37*n^2.at n=27A145980
• Expansion of (1+62*x+564*x^2+1041*x^3+476*x^4+51*x^5+x^6)/(1-x)^7.at n=4A160817
• The Szeged index of a benzenoid consisting of a linear chain of n hexagons.at n=11A245830
• a(n) = prime(n+2)^3 - prime(n+1)^2 + prime(n).at n=8A261464
• Number of ways to pay n dollars using Canadian coins, that is: nickels (5 cents), dimes (10 cents), quarters (25 cents), loonies (100 cents or $1 coins) and toonies ($2 coins).at n=12A307849