|̿ \͇||͇ ͇ ͇ ͇ ͇||̿ V ̿||̶͇̿ ̶͇̿ ̶͇̿)|̶͇̿ ̶͇̿ ͇̿ |̿ ̿ ̿\|͇̿ ͇̿ ͇̿||̶̿ ̶̿ ̶̿ ̶̿ ̿ ̿|̿ ̿|̶ ̶ ̶ ̶||̶͇̿ ̶͇̿ ͇̿ |̶͇̿ ̶͇̿ ̶͇̿)|̶͇̿ ̶͇̿ ͇̿ |̶̿ ̶̿ ̶̿ ̶̿|͇ ͇\̿ ̿ ̿ ̿|̿ ̿

It’s the sum of all the numbers on a Roulette wheel. For number nerds, it’s a double triangle number, and it’s also equal to the sum of the squares of the first seven prime numbers. 2²+3²+5²+7²+11²+13²+17² = 4+9+25+49+121+169+289 = 666