NEW YORK TIMES CROSSWORD

Note: The answers to the 13 italicized clues follow an unusual twoway progression from 1- to 73-Across. Can you figure out what it is?

ACROSS

1 Everything 5 “Yo mama” joke, e.g. 9 Hopeless case 14 Buffalo Bill’s surname 15 Rap devotee, slangily 16 University of Maine locale 17 “Gotcha, dude!” 18 One who goes on andon 20 “What should I ___?” 22 Lollapaloozas 23 “___ tu” (Verdi aria) 24 Run like the wind 26 “Am I nuts?” 28 Former Rocket Olajuwon 31 Sarah Palin or Arnold Schwarzenegger, informally 33 “Vous êtes ___” (label on a French map) 34 In a crowd of 36 Dish served with long-handled forks 40 Partof Manhattan’s Midtown West 44 Football snaps 45 Robt. E. Lee, e.g. 46 Like a ___ to me 47 Less welcoming 49 Bearlike 52 Yamaha products 55 In-law of Esau 56 1970s - ’80s TV planet 57 Get extra value from, say 60 2002Denzel Washington drama 64 Woodcutter? 67 Hawaiian do 68 Online line 69 2014 TV retiree 70 Marriott alternative 71 Supped 72 James Patterson sleuth Cross 73 Standard deviation deviates from it

DOWN

1 Trip provider? 2 Hullabaloo 3 Role in “Thor” 4 Fertilized egg 5 “Sherlock” and “EastEnders” network 6 Hate 7 Horse of a certain color 8 Small storage unit 9 Becomes less strict 10 Iceman Bobby 11 Casino pass? 12 Huge, in poetry 13 “Chicago” song 19 One of the Palins 21 Like some hours 25 “Walk Like ___” (1963 hit) 27 Composer Novello 28 Over the estimate 29 Healthful berry 30 “Star Trek” captain 31 What can get you down? 32 Marked, as a box 35 Loan insured by the F.H.A.: Abbr. 37 Not final, legally 38 Popular pesticide 39 Reader founder 41 Chow ___ 42 Accompanied 43 Pivot on an axis 48 Therapist’s words 50 Rule ending in 1947 51 Yiddish author Aleichem 52 Moseyed (along) 53 Ayatollah Khomeini, for one 54 Goodyear headquarters 55 Sierra ___ 58 Pac-12 team 59 Children’s author Silverstein 61 Brit of Fox News 62 “Peter Pan” dog 63 Christie’s “The Mysterious Mr. ___” 65 Supped 66 Curse