fignumbers
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A comprehensive TypeScript library for generating figurate numbers across multiple dimensions
19 lines • 577 B
JavaScript
export class PyramidalGenerator {
*generate({ start = 1n, step = 1n, m = 3n }) {
let delta = start;
while (true) {
yield (delta * (delta + 1n) * ((m - 2n) * delta - m + 5n)) / 6n;
delta += step;
}
}
}
export class PyramidalSpecificGenerator {
constructor(m) {
this.baseGenerator = new PyramidalGenerator();
this.m = m;
}
*generate({ start = 1n, step = 1n }) {
return yield* this.baseGenerator.generate({ start, step, m: this.m });
}
}
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