These divisibility sequences satisfy the same recurrence relations as the polynomials 𝜙ₙ and 𝜓 (see Appendix C).

If the children are at home, the front yard, creeping unsodded from beneath the porch, is naked and clean. If the children are grown ..., verbena, old maids [zinnias], phlox, and four-o'clocks, crowd each together for space

The train stopped: the slow aisle, still interrupted with outlooking, then the descent among faces grave, decorous, and judicial: …

In Greenwich, there were many gravelled walks, unshrubbed except for the nurses who dotted them, silent and attitudinized as trees.